Here is a simple smoke detector circuit is built using the LED and LDR. This is simple not like a lot of smoke detectors in the application of radioactive elements, fire alarms and ionization chamber.… more →
Free Electronic Circuitwrote 1 year ago: Here is a simple smoke detector circuit is built using the LED and LDR. This is simple not like a lo … more →
wrote 1 year ago: Here is a wireless light switch circuit which you can use as a substitute for physical contact switc … more →
wrote 1 year ago: The following temperature sensor circuit using IC temperature sensors are already known LM35DZ in ge … more →
wrote 1 year ago: The need for residential and office security, especially at night is the intended use of motion sens … more →